document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1138616>Question 1138616</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Hello,<BR>\n" );
document.write( "My question is\r<BR>\n" );
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document.write( "2x^4+15x^3+31x^2+20x+4  find all rational zeros of the polynomial, and then find the irrational zeros if any. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #756411 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39620)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=756411\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Rational Roots Theorem tells you that your polynomial may have possible roots of the negatives of  1/2, 1, 2, 4.  Those are the possible RATIONAL roots to check.  (Use synthetic division to check each).   Go from there. </SPAN>\n" );
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